Tag: android textureview

android textureview全屏预览，正确的宽高比

我一直在使用谷歌的camera2 api演示版 ，不幸的是，示例应用程序是为了在屏幕高度的大约70％处显示纹理视图预览而构建的，在环顾四周之后，我能够确定这是由AutoFitTextureView覆盖了onMeasure()方法如下图所示： @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, heightMeasureSpec); int width = MeasureSpec.getSize(widthMeasureSpec); int height = MeasureSpec.getSize(heightMeasureSpec); if (0 == mRatioWidth || 0 == mRatioHeight) { setMeasuredDimension(width, height); } else { if (width < height * mRatioWidth / mRatioHeight) { setMeasuredDimension(width, width * mRatioHeight / mRatioWidth); } else { setMeasuredDimension(height * […]